RFC 6961
名称 : The Transport Layer Security (TLS) Multiple Certificate Status Request Extension
https://datatracker.ietf.org/doc/rfc6961/
This document defines the Transport Layer Security (TLS) Certificate Status Version 2 Extension to allow clients to specify and support several certificate status methods. (The use of the Certificate Status extension is commonly referred to as "OCSP stapling".) Also defined is a new method based on the Online Certificate Status Protocol (OCSP) that servers can use to provide status information about not only the server's own certificate but also the status of intermediate certificates in the chain.
TLS における OCSP stapling (証明書ステータス拡張) のバージョン 2
複数の証明書ステータス確認をできるようにするもの
#RFC